Home / 141,188,085.13-194,779,119.10-88,172,753.61

Finding the Fourth Proportional to 141,188,085.13, 194,779,119.10 and 88,172,753.61

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Solution

The fourth proportional to 141,188,085.13, 194,779,119.10 and 88,172,753.61 is: 121,640,655.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,188,085.13 : 194,779,119.10 = 88,172,753.61 : x
  2. Step 2: Convert to fraction form
    141,188,085.13/194,779,119.10 = 88,172,753.61/x
  3. Step 3: Cross multiply
    141,188,085.13x = 194,779,119.10 × 88,172,753.61
  4. Step 4: Simplify right side
    141,188,085.13x = 17,174,211,276,556,712
  5. Step 5: Solve for x
    x = 17,174,211,276,556,712/141,188,085.13
  6. Step 6: Final answer
    x = 121,640,655.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.